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commit dccca17d7fad204a077e0d1cc14a3cd88901a3e7 Author: Peeyush Gupta <[email protected]> AuthorDate: Tue Dec 5 12:30:28 2023 -0800 [ASTERIXDB-3327][COMP] NPE caused by offset without limit in query - user model changes: no - storage format changes: no - interface changes: no Change-Id: I7b4f69d52e403674246a6a0995cfd3122e5d1b13 Reviewed-on: https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/17997 Tested-by: Jenkins <[email protected]> Reviewed-by: Peeyush Gupta <[email protected]> Reviewed-by: Ali Alsuliman <[email protected]> --- .../offset_without_limit.7.query.sqlpp | 27 ++++++++++++++++++++++ .../offset_without_limit.7.adm | 1 + .../lang/sqlpp/visitor/FreeVariableVisitor.java | 7 +++++- 3 files changed, 34 insertions(+), 1 deletion(-) diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/limit/offset_without_limit/offset_without_limit.7.query.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/limit/offset_without_limit/offset_without_limit.7.query.sqlpp new file mode 100644 index 0000000000..e0df538759 --- /dev/null +++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/limit/offset_without_limit/offset_without_limit.7.query.sqlpp @@ -0,0 +1,27 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +/* + * Description : Test that offset without limit is NOT pushed into a primary scan + * Expected Result : Success + */ + +use test; + +select x, count(*) as count from [{"id":10, "x":1},{"id":10, "x":2}] a group by x order by x offset 1; \ No newline at end of file diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/offset_without_limit/offset_without_limit.7.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/offset_without_limit/offset_without_limit.7.adm new file mode 100644 index 0000000000..d29535d77a --- /dev/null +++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/offset_without_limit/offset_without_limit.7.adm @@ -0,0 +1 @@ +{ "x": 2, "count": 1 } diff --git a/asterixdb/asterix-lang-sqlpp/src/main/java/org/apache/asterix/lang/sqlpp/visitor/FreeVariableVisitor.java b/asterixdb/asterix-lang-sqlpp/src/main/java/org/apache/asterix/lang/sqlpp/visitor/FreeVariableVisitor.java index 8ab87e71bb..2bf0d21606 100644 --- a/asterixdb/asterix-lang-sqlpp/src/main/java/org/apache/asterix/lang/sqlpp/visitor/FreeVariableVisitor.java +++ b/asterixdb/asterix-lang-sqlpp/src/main/java/org/apache/asterix/lang/sqlpp/visitor/FreeVariableVisitor.java @@ -332,7 +332,12 @@ public class FreeVariableVisitor extends AbstractSqlppQueryExpressionVisitor<Voi @Override public Void visit(LimitClause limitClause, Collection<VariableExpr> freeVars) throws CompilationException { - limitClause.getLimitExpr().accept(this, freeVars); + if (limitClause.hasLimitExpr()) { + limitClause.getLimitExpr().accept(this, freeVars); + } + if (limitClause.hasOffset()) { + limitClause.getOffset().accept(this, freeVars); + } return null; }
